<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="名称" prop="keyword">
        <el-input v-model="queryParams.keyword" placeholder="请输入中文名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>

      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
          <el-option v-for="dict in dict.type.ta_dest_status" :key="dict.value" :label="dict.label"
            :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          :v-hasPermi="['system:destination:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          :v-hasPermi="['system:destination:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          :v-hasPermi="['system:destination:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          :v-hasPermi="['system:destination:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>

    </el-row>

    <el-row>
      <el-tag style="cursor:pointer" size="medium" type="danger" @click="handleClick()">吐司导航：</el-tag>
      <el-tag v-for="item in toasts" style="cursor:pointer" :key="item.id" effect="dark" @click="handleClick(item.id)">
        {{ item.name }} >>
      </el-tag>
    </el-row>

    <el-table v-loading="loading" :data="destinationList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="名称" align="center" prop="name">
        <template slot-scope="scope">
          <el-link :underline="false" @click="handleClick(scope.row.id)">
            {{ scope.row.name + '(' + scope.row.english +')' }}</el-link>
        </template>
      </el-table-column>
      <el-table-column label="展示图片" align="center" prop="coverUrl" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.coverUrl" :width="50" :height="50" />
        </template>
      </el-table-column>
      <el-table-column label="介绍" align="center" prop="info" show-overflow-tooltip />
      <el-table-column label="上级名称" align="center" prop="parentName"
        :formatter="row=>row.parentName?'row.parentName':'顶级'" />
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.ta_dest_status" :value="scope.row.status" />
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            :v-hasPermi="['system:destination:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            :v-hasPermi="['system:destination:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改目的地对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="中文名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入中文名称" />
        </el-form-item>
        <el-form-item label="英文名称" prop="english">
          <el-input v-model="form.english" placeholder="请输入英文名称" />
        </el-form-item>
        <el-form-item label="展示图片">
          <image-upload v-model="form.coverUrl" />
        </el-form-item>
        <el-form-item label="介绍" prop="info">
          <el-input v-model="form.info" placeholder="请输入介绍" />
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.status">
            <el-radio v-for="dict in dict.type.ta_dest_status" :key="dict.value" :label="parseInt(dict.value)">
              {{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import {
    getDestination,
    listDestination,
    addDestination,
    delDestination,
    updateDestination,
    queryToasts
  } from "@/api/wolf2w/destination";

  export default {
    name: "Destination",
    dicts: ['ta_dest_status'],
    data() {
      return {
        toasts: [],
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 目的地表格数据
        destinationList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          keyword: null,
          english: null,
          coverUrl: null,
          info: null,
          parentName: null,
          parentId: null,
          regionId: null,
          status: null
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          status: [{
            required: true,
            message: "状态不能为空",
            trigger: "blur"
          }]
        }
      };
    },
    created() {
      this.getList();
    },
    methods: {
      /** 查询目的地列表 */
      getList() {
        this.loading = true;
        listDestination(this.queryParams).then(response => {
          // if (response.data.records.length != 0) {
            this.destinationList = response.data.records;
            this.total = response.data.total;
            queryToasts({
              destId: this.queryParams.parentId
            }).then(resp => {
              this.toasts = resp.data;
              this.loading = false;
            })
          // } else {
          //   this.loading = false;
          //   this.$modal.msgError("已是底层");
          // }


        });



      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          id: null,
          name: null,
          english: null,
          coverUrl: null,
          info: null,
          parentName: null,
          parentId: null,
          regionId: null,
          status: 0
        };
        this.resetForm("form");
      },
      handleClick(id) {
        this.queryParams.keyword = "";
        this.queryParams.status = null,
        this.queryParams.parentId = id;
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.parentId = null;
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length !== 1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加目的地";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        const id = row.id || this.ids
        getDestination(id).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改目的地";
        });
      },
      /** 提交按钮 */
      submitForm() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != null) {
              updateDestination(this.form).then(response => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              });
            } else {
              addDestination(this.form).then(response => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const ids = row.id || this.ids;
        this.$modal.confirm('是否确认删除目的地编号为"' + ids + '"的数据项？').then(function () {
          return delDestination(ids);
        }).then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        }).catch(() => {});
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download('system/destination/export', {
          ...this.queryParams
        }, `destination_${new Date().getTime()}.xlsx`)
      }
    }
  };
</script>